From 63d10fa695ffebc0ecd717c9a16dd6231c1e919e Mon Sep 17 00:00:00 2001
From: Antoine Gersant <antoine.gersant@lesforges.org>
Date: Thu, 18 Aug 2016 01:04:06 -0700
Subject: [PATCH] First pass implementation for collection::browse

---
 src/api/mod.rs        |  7 +++---
 src/collection/mod.rs | 52 ++++++++++++++++++++++++++++++++++++-------
 2 files changed, 48 insertions(+), 11 deletions(-)

diff --git a/src/api/mod.rs b/src/api/mod.rs
index 7eb8445..4de3e3d 100644
--- a/src/api/mod.rs
+++ b/src/api/mod.rs
@@ -18,8 +18,8 @@ pub fn get_api_handler() -> Mount {
 
 fn path_from_request(request: &Request) -> Result<PathBuf, Utf8Error> {
     let path_string = request.url.path().join("/");
-    let decoded_path = percent_decode(path_string.as_bytes()).decode_utf8();
-    decoded_path.map(|s| PathBuf::from(s.deref()))
+    let decoded_path = try!(percent_decode(path_string.as_bytes()).decode_utf8());
+    Ok(PathBuf::from(decoded_path.deref()))
 }
 
 fn browse(request: &mut Request) -> IronResult<Response> {
@@ -27,7 +27,8 @@ fn browse(request: &mut Request) -> IronResult<Response> {
     if path.is_err() {
         return Ok(Response::with((status::BadRequest)));
     }
-    collection::browse(&path.unwrap());
+    let browse_result = collection::browse(&path.unwrap());
+    println!("{:?}", browse_result.unwrap_or(vec![])); // TMP
     Ok(Response::with((status::Ok, "TODO browse data here")))
 }
 
diff --git a/src/collection/mod.rs b/src/collection/mod.rs
index 5844eeb..06bc937 100644
--- a/src/collection/mod.rs
+++ b/src/collection/mod.rs
@@ -1,17 +1,53 @@
+use std::fs;
+use std::io;
+use std::path::Path;
 use std::path::PathBuf;
 
-pub enum SFile {
-    // Directory,
-    // Song,
+#[derive(Debug)]
+pub struct Song {
+    path: PathBuf,
 }
 
-pub fn browse(path: &PathBuf) -> Vec<SFile> {
-    println!("Browse {:?}", path);
-    let out = vec![];
-    out
+#[derive(Debug)]
+pub enum CollectionFile {
+    Directory(PathBuf),
+    Song(Song),
 }
 
-pub fn flatten(path: &PathBuf) -> Vec<SFile> {
+pub enum CollectionError
+{
+    Io(io::Error),
+}
+
+impl From<io::Error> for CollectionError {
+    fn from(err: io::Error) -> CollectionError {
+        CollectionError::Io(err)
+    }
+}
+
+pub fn browse(path: &Path) -> Result<Vec<CollectionFile>, CollectionError> {
+
+    let full_path = "samplemusic/".to_string() + path.to_str().unwrap(); // TMP use mount directories
+    println!("Browsing: {}", full_path);
+
+    let mut out = vec![];
+    for file in try!(fs::read_dir(full_path)) {
+        let file = try!(file);
+        let file_meta = try!(file.metadata());
+        let file_path = file.path().to_owned();
+        if file_meta.is_file() {
+            let collection_file = CollectionFile::Song(Song {path: file_path });
+            out.push(collection_file);
+        } else if file_meta.is_dir() {
+            let collection_file = CollectionFile::Directory(file_path);
+            out.push(collection_file);
+        }
+    }
+     
+    Ok(out)
+}
+
+pub fn flatten(path: &Path) -> Vec<CollectionFile> {
     println!("Flatten {:?}", path);
     let out = vec![];
     out